.container{
  width: 100%;
  min-height: 100%;
  background-image: url('../../../assets/img/image/cover1.jpg');
  background-repeat:no-repeat;
  background-size:100% 100%;
  -moz-background-size:100% 100%;
  position: relative;
}
 .btn_1{
  text-align: center;
  width: 50%;
  height: 45px;
  line-height: 45px;
  vertical-align: middle;
   color: #000000;
   border: 2px solid #000000;
   background-color: white;
  font-size: 24px;
  position: absolute;
  right: 43%;
  top: 44%;
   border-radius: 26px;
   cursor: pointer;
}
@media screen and (max-width: 320px){
  .btn_1{
    top: 41%;
  }
}

